- Conditions
- HIV
- Interventions
- Decision support tool, PrEP Delivery
- Behavioral
- Lead sponsor
- George Washington University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2028
- U.S. locations
- 2
- States / cities
- Washington D.C., District of Columbia • Baltimore, Maryland
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 217–240
of 249
matching trials from the live ClinicalTrials.gov search.
- Conditions
- COVID-19, Vaccines
- Interventions
- Eligibility reminder, Link to a narrow set of vaccine venues, Link to a broad set of vaccine venues, Doctors' recommendation and value of vaccine
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 154,977 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- SARS-CoV Infection
- Interventions
- Vitamin D3 or Placebo, Doctella telehealth monitoring
- Drug · Device
- Lead sponsor
- University Hospitals Cleveland Medical Center
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Healthcare Access for Taxi Drivers
- Interventions
- questionnaires
- Behavioral
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Other
- Eligibility
- 21 Years to 85 Years · Male only
- Enrollment
- 756 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2027
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Colorectal Cancer
- Interventions
- No Direct Patient Outreach, Direct Patient Outreach: Colonoscopy Only, Direct Patient Outreach: Sequential Choice, Visit-Based Nudge/Text, No Nudge/Text
- Behavioral
- Lead sponsor
- Abramson Cancer Center at Penn Medicine
- Other
- Eligibility
- 50 Years to 72 Years
- Enrollment
- 20,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Medication Adherence
- Interventions
- Adaptive Cell Phone Support, Computer-Delivered Cell Phone Support, Automated Text Reminders
- Behavioral
- Lead sponsor
- Children's Hospital Los Angeles
- Other
- Eligibility
- 15 Years to 20 Years
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2027 – 2030
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Perinatal Depression, Postpartum Depression
- Interventions
- Mothers and Babies 1-on-1, Mothers and Babies Plus Text
- Behavioral
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 16 Years and older · Female only
- Enrollment
- 63 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Colorectal Cancer
- Interventions
- Proactive CRC Screening Outreach, Usual Care
- Behavioral
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 45 Years to 75 Years
- Enrollment
- 109 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Brooklyn, New York
- Conditions
- Gastrointestinal Disease
- Interventions
- An Enhanced Reminder
- Behavioral
- Lead sponsor
- Kaiser Permanente
- Other
- Eligibility
- 21 Years to 120 Years
- Enrollment
- 15,974 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- ASCVD, Diabetes
- Interventions
- SMS (Initial Outreach), Secure Portal Message (Initial Outreach), Non-secure Email (Initial Outreach), SMS (Follow-up for Non-responders), Secure Portal Message (Follow-up for Non-responders), Non-secure Email (Follow-up for Non-responders)
- Behavioral
- Lead sponsor
- Kaiser Permanente
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 22,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Pleasant Hill, California
- Conditions
- Vaccines
- Interventions
- HPV Vaccine Reminder Recall - Autodialer, HPV Vaccine Reminder Recall - Texting
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 11 Years to 14 Years
- Enrollment
- 37,003 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Lung Cancer
- Interventions
- Usual Care, Brief Patient Education, Patient education, Referral to financial navigation resources, Patient Reminders, Provider Reminders
- Other · Behavioral
- Lead sponsor
- University of California, Irvine
- Other
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 10
- States / cities
- Anaheim, California • Costa Mesa, California • Irvine, California + 6 more
- Conditions
- Sexually Transmitted Infections
- Interventions
- Call when test results are ready, Text message when test results are ready, Call and text message when test results are ready
- Other
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- 14 Years to 21 Years
- Enrollment
- 609 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Papillomavirus Vaccines
- Interventions
- Reminder Sent Via Preferred Method of Communication, Reminder Sent Via Mailed Letter
- Behavioral
- Lead sponsor
- Huong Nguyen, PhD
- Other
- Eligibility
- 12 Years to 12 Years
- Enrollment
- 5,451 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Marshfield, Wisconsin
- Conditions
- Asthma
- Interventions
- Text2Breathe Study Group
- Behavioral
- Lead sponsor
- Seattle Children's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 221 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2020
- U.S. locations
- 2
- States / cities
- Seattle, Washington • Tacoma, Washington
- Conditions
- HIV Infections
- Interventions
- Hey, Friend
- Behavioral
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 14 Years to 18 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Influenza, Human, Orthomyxoviridae Infections, RNA Virus Infections, Virus Disease, Respiratory Tract Infections, Respiratory Tract Disease, Vaccines, Physiological Effects of Drugs
- Interventions
- R/R - Autodialers, R/R - Texting, R/R - mailed postcard
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 6 Months to 17 Years
- Enrollment
- 70,190 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Lung Cancer
- Interventions
- Patient education, Referral to financial navigation resources, Patient Reminders, Provider Reminers
- Behavioral
- Lead sponsor
- University of California, Irvine
- Other
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 79 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 7
- States / cities
- Costa Mesa, California • Irvine, California • Laguna Hills, California + 4 more
- Conditions
- Liver Transplant, Adherence
- Interventions
- Text Message Reminder
- Behavioral
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 12 Years to 25 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Palo Alto, California
- Conditions
- Adherence, Treatment
- Interventions
- Adherence Promotion With Person-centered Technology (APPT) System, Standard Reminder System (Active Control)
- Behavioral
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 190 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Tallahassee, Florida
- Conditions
- Patient Safety
- Interventions
- Intervention
- Behavioral
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- Not listed
- Enrollment
- 435 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Atherosclerotic Cardiovascular Disease
- Interventions
- Outreach + Bulk ordering, Outreach + Bulk ordering + Text Based Reminders and Scheduling assistance
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 20 Years to 75 Years
- Enrollment
- 1,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Nutrition in High-Risk Pregnancy
- Interventions
- Usual Care Fresh Connect cardholder engagement, Enhanced engagement communication
- Behavioral
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 620 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Stroke, Stroke, Acute, Cognitive Impairment, Brain Injuries, Traumatic, Medication Adherence, Medication Compliance
- Interventions
- Video Call Reminder Condition, Automated Text Message Reminder Condition
- Other
- Lead sponsor
- Kessler Foundation
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- West Orange, New Jersey